Colt Bisley Single Action Flattop Target Model revolver with Colt factory letter. The letter states that this revolver was chambered for the .32 Colt cartridge, has a 7 1/2-inch barrel, blue finish and was shipped from Colt's to "Caverhill and Learmont" in Montreal, Canada on January 11, 1901. This revolver is one of only 44 Bisley Target Model revolvers chambered for the .32 Colt cartridge. The revolver is illustrated and described on page 136 of "A STUDY OF THE COLT SINGLE ACTION ARMY REVOLVER " by Graham, Kopec and Moore. The revolver has the distinctive Bisley Target Model features which include: flat top strap and sides fitted with dovetail mounted target rear sight, solid front sight base with adjustable nickel-silver blade, Bisley "Humpback" grip and back strap, curved wide hammer with knurled spur curved wide trigger with smooth face and black hard rubber checkered "Humpback" Bisley two-piece grips with the Rampant Colt trademark in an oval at the top of the grip. The revolver has the Colt high polish commercial blue finish with color casehardened hammer and niter blue rear sight, trigger and screws. The top of the barrel is roll-stamped with the legend "COLT'S PT. F.A. MFG. Co. HARTFORD CT. U.S.A." in one line. The left side of the barrel is roll-stamped "(BISLEY MODEL) .32 COLT." in one line. The caliber designation "32" is stamped on the underside of the barrel just in front of the frame. The left side of the frame is roll-stamped with the Colt three-date/two-line patent marking followed by the encircled Rampant Colt trademark. The assembly number "183" is stamped on the inside of the loading gate. A "W" inspection mark is stamped in the hammer slot. The full serial number, "195475" is stamped on the bottom of the frame, trigger guard and back strap. The partial serial number "475" is stamped on the rear face of the cylinder. All of the visible serial numbers match.